Introduction to Proof

Question 1

Which pair of angles is complementary?

Revolt · Accepted Answer

C:

Question 2

y =

Revolt · Accepted Answer

C: 10

Question 3

By the congruent complements theorem, which angle is congruent to 4?

Revolt · Accepted Answer

A: 1

Question 4

By the , we know that angle 1 is congruent to angle 3. The measure of angle 1 equals the measure of angle 3 by the definition of angles. Then, using the property, the measure of angle 3 is degrees.

Revolt · Accepted Answer

B: congruent complements theorem

Question 5

mJKM = °

Revolt · Accepted Answer

C: 106

Question 6

By the , we know that angle 1 is congruent to angle 3. The measure of angle 1 equals the measure of angle 3 by the definition of angles. Then, using the property, the measure of angle 3 is degrees.

Revolt · Accepted Answer

B: congruent

Question 7

mMKL = °

Revolt · Accepted Answer

A: 74

Question 8

By the , we know that angle 1 is congruent to angle 3. The measure of angle 1 equals the measure of angle 3 by the definition of angles. Then, using the property, the measure of angle 3 is degrees.

Revolt · Accepted Answer

C: substitution

Question 9

By the , we know that angle 1 is congruent to angle 3. The measure of angle 1 equals the measure of angle 3 by the definition of angles. Then, using the property, the measure of angle 3 is degrees.

Revolt · Accepted Answer

A: 35

Introduction to Proof Answers

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